#66FBB4#66FBB4

#66FBB4 is a very light, vivid teal. Relative luminance 0.751; OKLCH L 89.0% C 0.163 H 159.5°. Best body text is #000000 at 16.02:1 contrast (WCAG AA passes).

Color values

HEX	#66FBB4
RGB	rgb(102, 251, 180)
HSL	hsl(151, 95%, 69%)
HSV	hsv(151, 59%, 98%)
CMYK	cmyk(59.4%, 0%, 28.3%, 1.6%)
CIE-LAB	lab(89.44, -55.75, 22.40)
CIE-LCH	lch(89.44, 60.08, 158.11°)
OKLab	oklab(88.95% -0.1525 0.0569)
OKLCH	oklch(88.95% 0.163 159.5)
XYZ	xyz(48.2105, 75.1096, 55.1281)
Luminance	0.7511 (WCAG relative)
Temperature	neutral
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#66FBB4 #FB66AD

analogous

#66FB6A #66FBB4 #66F8FB

triadic

#66FBB4 #B466FB #FBB466

tetradic

#66FBB4 #6A66FB #FB66AD #F8FB66

square

#66FBB4 #6A66FB #FB66AD #F8FB66

split-complementary

#66FBB4 #FB66F8 #FB6A66

monochromatic

#06E178 #2AF997 #66FBB4 #A2FDD1 #DDFEEE

Accessibility & contrast

On white

1.31

#66FBB4 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

16.02

#66FBB4 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #66FBB4

16.02:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##66FBB4	#FFFFFF	#000000	##000000
##66FBB4	1.00	1.31	16.02	16.02
#FFFFFF	1.31	1.00	21.00	21.00
#000000	16.02	21.00	1.00	1.00
##000000	16.02	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#F8EAB0

Deuteranopia (green-blind)

#E4DBB8

Tritanopia (blue-blind)

#1BFAE8

Achromatopsia (no color)

#E1E1E1

Design tokens & code

CSS

--color: #66fbb4;
/* rgb */ color: rgb(102, 251, 180);
/* oklch */ color: oklch(89.0% 0.163 159.5);

Tailwind

colors: {
  custom: {
    50: '#9efdca',
    500: '#66fbb4',
    950: '#000000',
  },
}

SCSS

$custom: #66fbb4;
$custom-light: #9efdca;
$custom-dark: #000000;

JSON

{
  "hex": "#66fbb4",
  "rgb": {
    "r": 102,
    "g": 251,
    "b": 180
  },
  "hsl": {
    "h": 151.409,
    "s": 94.904,
    "l": 69.216
  },
  "oklch": {
    "l": 0.88953,
    "c": 0.16275,
    "h": 159.5
  },
  "luminance": 0.75114
}

Semantic roles & 50–950 ramp

primary

#66FBB4

secondary

#D5307F

accent

#006DE6

background

#FCFFFD

surface

#F6FFF9

border

#D0D7D2

text

#101813

muted

#808682

Preview Lab

Preview with #66FBB4

Body copy rendered with the generated semantic roles for this colour.

Preview Lab → · Contrast checker → · Palette generator →